package com.itheima.mapper;

import org.apache.ibatis.annotations.*;
import com.itheima.pojo.Dept;
import org.springframework.web.bind.annotation.RequestBody;

import java.util.List;

@Mapper
public interface DeptMapper {
    /**
     * 查询所有部门
     */
    @Select("select * from dept")
    List<Dept> findAll();

    /**
     * 根据id删除部门
     *
     * @param id
     */
    @Delete("delete from dept where id = #{id}")
    void deleteByid(Integer id);

    /**
     * 添加部门
     */
    @Insert("insert into dept(name,create_time,update_time) values(#{name},#{createTime},#{updateTime})")
    void add(Dept dept);


    //    根据ID查询回显
    @Select("select id, name, create_time, update_time from dept where id = #{id}")
    Dept findById(Integer id);

    /**
     * 修改部门
     *
     * @param dept
     */
    @Update("update dept set name = #{name},update_time = #{updateTime} where id = #{id}")
    void update(Dept dept);

}
